Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Research Aptitude Steps of Research General Steps in Research
Identify the threats to internal validity.
(A) Selection threat
(B) Maturation threat
(C) Attrition threat
(D) Testing threat
Choose the correct answer from the options given below :
1
(A), (B) and (C) Only
2
(B), (C) and (D) Only
3
(A), (C) and (D) Only
4
(A), (B), (C) and (D)